Definition:
a person is a noun that means a being that has certain capacities, such as reason, morality, consciousness, or self-consciousness, and being a part of a culturally established form of social relationships. When used as a noun, person can reference a living human being, an individual, or a particular human being with certain characteristics such as gender, nature, age, etc. It is also used to describe an unknown or generic individual (e.g., 'a person of means').
Rules:
person should always be used as a count noun, never as a mass noun.
Examples:
1. Each person has a unique set of skills and talents.
2. The store had a funny policy of only allowing one person in the premises at a time.
3. A special bond exists between a person and their pet.
Tips:
person should never be used to describe an animated character or a non-human.